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OpenAdvisories
High · 7.2 CVE-2026-56703 EUVD-2026-65201GHSA-j4fh-9p52-f987

Adminer before 5.4.3 Remote Code Execution via SQLite VACUUM INTO

Published Aug 25, 2026 · Updated Aug 25, 2026 · Assigned by VulnCheck

Description

Adminer before 5.4.3 contains a remote code execution vulnerability in SQLite query handling where VACUUM INTO is not blocked despite ATTACH restrictions. Authenticated attackers can execute VACUUM INTO to write PHP code to arbitrary file paths and execute commands on the server.

Affected products

VendorProductAffectedFixed
vrana adminer < 5.4.3 5.4.3

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 adminer 5.4.3+dfsg-1 —
Debian 13 adminer No fix yet —
Debian 12 adminer No fix yet —
ReleasePackageFixed inAdvisory
Ubuntu 26.04 LTS adminer No fix yet —
Ubuntu 24.04 LTS adminer No fix yet —
Ubuntu 22.04 LTS adminer No fix yet —
Show 3 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro 20.04 LTS adminer No fix yet —
Ubuntu Pro 18.04 LTS adminer No fix yet —
Ubuntu Pro 16.04 LTS adminer No fix yet —

References